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OBA Quiz 3
Terms in this set (39)
Knowledge is defined as:
the insight derived from experience and expertise.
_____ refers to software for creating, maintaining, and manipulating data.
Firms that collect and resell data are known as:
_____ refer to older information systems that are often incompatible with other systems, technologies, and ways of conducting business.
Why do firms need to create separate data repositories for their reporting and analytics work?
Running analytics against transactional data can bog down a system.
_____ refer to databases focused on addressing the concerns of a specific problem or business unit.
_____ provide regular summaries of information in a predetermined format.
_____ is a method of querying and reporting that takes data from standard relational databases, calculates and summarizes the data, and then stores the data in a special database called a data cube.
Online analytical processing
Data mining is leveraged by firms to determine which products customers buy together, and how an organization can use this information to cross-sell more products or services. This area of application of data mining is referred to as:
market basket analysis.
_____ is a class of computer software that seeks to reproduce or mimic human thought, decision making, or brain functions.
Internet networks are _____.
What protocol do most Web developers use to upload the Web pages, graphics, and other files for their Web sites?
Which of the following represents the correct sequence of actions taken by the TCP at the destination computer to ensure a perfect copy of the sent message is received?
Check if all sent packets are received; check if packets are damaged; request for new copies of damaged packets; put packets in correct order
One of the disadvantages of cable technology is that:
customers have to share bandwidth with neighbors.
One of the functions of the IP is to:
route message packets to the final destination.
One of the functions of domain name registrars is to:
run a user's Web site on their Internet-connected servers for a fee.
The hypertext transfer protocol (http) defines the communication between:
Web browsers and Web servers.
Which of the following statements holds true for the term "html"?
It refers to the language used to compose Web pages.
Which of the following is true of the term Internet backbone?
It refers to high-speed data lines provided by many firms all across the world that interconnect and collectively form the core of the Internet.
A potential roadblock to transition of DSL to FTTH is the:
high costs of building entirely new networks.
_____ is the term used to describe raw facts and figures.
In database systems, a _____ defines the data that a table can hold.
Most transactional databases are not set up to be simultaneously accessed for reporting and analysis. As a consequence:
data is not efficiently transformed into information.
A data cube refers to a:
special database used to store data in OLAP reporting.
A(n) _____ is an AI system that examines data and hunts down and exposes patterns, in order to build models to exploit findings.
A firm that provides hardware and services to run Web sites of others is known as a(n) _____.
Web hosting service
Which of the following statements is true of the term "FTTH"?
It refers to broadband service provided via light-transmitting fiber-optic cables.
Which of the following applications is most likely to use UDP instead of TCP?
Web-based phone calls
A _____ enables communication by defining the format of data and rules for exchange.
The two parties to the debate surrounding the principle of net neutrality are:
Internet service firms and the FCC.
_____ is the insulated copper cable commonly used by cable television providers with shielding to reduce electrical interference.
Network Address Translation (NAT) technique involves:
In database terminology, a record represents:
a single instance of whatever the table keeps track of.
_____ put(s) users in control so that they can create custom reports on an as-needed basis by selecting fields, ranges, summary conditions, and other parameters.
Ad hoc reporting tools
The Internet Protocol Suite consists of the Internet Protocol and _____.
Transmission Control Protocol
The domain name service (DNS) is a distributed database that allows users to communicate with other computers by:
mapping host and domain names to IP addresses of computers.
_____ technology is a broadband technology that uses wires of a local telephone network.
Digital Subscriber Line (DSL)
In database systems, a row is also known as a _____.
The address one types into a Web browser is also known as a:
uniform resource locator.
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